#include "util/u_memory.h"
-#include "util/u_format.h"
-#include "util/u_format_s3tc.h"
+#include "util/format/u_format.h"
+#include "util/format/u_format_s3tc.h"
+#include "util/u_screen.h"
#include "util/u_video.h"
-#include "os/os_time.h"
+#include "util/os_misc.h"
+#include "util/os_time.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
#include "draw/draw_context.h"
-#include "state_tracker/sw_winsys.h"
+#include "frontend/sw_winsys.h"
#include "tgsi/tgsi_exec.h"
#include "sp_texture.h"
#include "sp_fence.h"
#include "sp_public.h"
-DEBUG_GET_ONCE_BOOL_OPTION(use_llvm, "SOFTPIPE_USE_LLVM", FALSE)
+static const struct debug_named_value sp_debug_options[] = {
+ {"vs", SP_DBG_VS, "dump vertex shader assembly to stderr"},
+ {"gs", SP_DBG_GS, "dump geometry shader assembly to stderr"},
+ {"fs", SP_DBG_FS, "dump fragment shader assembly to stderr"},
+ {"cs", SP_DBG_CS, "dump compute shader assembly to stderr"},
+ {"no_rast", SP_DBG_NO_RAST, "no-ops rasterization, for profiling purposes"},
+ {"use_llvm", SP_DBG_USE_LLVM, "Use LLVM if available for shaders"},
+};
+
+int sp_debug;
+DEBUG_GET_ONCE_FLAGS_OPTION(sp_debug, "SOFTPIPE_DEBUG", sp_debug_options, 0)
static const char *
softpipe_get_vendor(struct pipe_screen *screen)
{
- return "VMware, Inc.";
+ return "Mesa/X.org";
}
static int
softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
{
+ struct softpipe_screen *sp_screen = softpipe_screen(screen);
switch (param) {
case PIPE_CAP_NPOT_TEXTURES:
case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
+ case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
return 1;
- case PIPE_CAP_TWO_SIDED_STENCIL:
- return 1;
- case PIPE_CAP_SM3:
+ case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD:
+ case PIPE_CAP_FRAGMENT_SHADER_DERIVATIVES:
+ case PIPE_CAP_VERTEX_SHADER_SATURATE:
return 1;
case PIPE_CAP_ANISOTROPIC_FILTER:
return 1;
case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
return 1;
case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
- return 1;
- case PIPE_CAP_TEXTURE_SHADOW_MAP:
+ case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE:
return 1;
case PIPE_CAP_TEXTURE_SWIZZLE:
return 1;
- case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
- return 0;
- case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
- return SP_MAX_TEXTURE_2D_LEVELS;
+ case PIPE_CAP_MAX_TEXTURE_2D_SIZE:
+ return 1 << (SP_MAX_TEXTURE_2D_LEVELS - 1);
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
return SP_MAX_TEXTURE_3D_LEVELS;
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 1024;
case PIPE_CAP_MAX_VERTEX_STREAMS:
- return 1;
+ if (sp_screen->use_llvm)
+ return 1;
+ else
+ return PIPE_MAX_VERTEX_STREAMS;
+ case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
+ return 2048;
case PIPE_CAP_PRIMITIVE_RESTART:
+ case PIPE_CAP_PRIMITIVE_RESTART_FIXED_INDEX:
return 1;
case PIPE_CAP_SHADER_STENCIL_EXPORT:
return 1;
+ case PIPE_CAP_TGSI_ATOMFADD:
case PIPE_CAP_TGSI_INSTANCEID:
case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
+ case PIPE_CAP_START_INSTANCE:
return 1;
case PIPE_CAP_SEAMLESS_CUBE_MAP:
case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
case PIPE_CAP_MAX_TEXEL_OFFSET:
return 7;
case PIPE_CAP_CONDITIONAL_RENDER:
- return 1;
- case PIPE_CAP_TEXTURE_BARRIER:
- return 0;
case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: /* draw module */
case PIPE_CAP_VERTEX_COLOR_CLAMPED: /* draw module */
return 1;
case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
- return 0;
+ return 1;
case PIPE_CAP_GLSL_FEATURE_LEVEL:
- return 330;
- case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
- return 0;
+ return 400;
+ case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY:
+ return 140;
case PIPE_CAP_COMPUTE:
- return 0;
+ return 1;
case PIPE_CAP_USER_VERTEX_BUFFERS:
- case PIPE_CAP_USER_INDEX_BUFFERS:
- case PIPE_CAP_USER_CONSTANT_BUFFERS:
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
- case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
+ case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT:
+ case PIPE_CAP_DOUBLES:
+ case PIPE_CAP_INT64:
+ case PIPE_CAP_INT64_DIVMOD:
+ case PIPE_CAP_TGSI_DIV:
return 1;
case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
return 16;
- case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
- case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
- case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
- case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
- case PIPE_CAP_START_INSTANCE:
- case PIPE_CAP_TEXTURE_MULTISAMPLE:
- return 0;
case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
return 64;
case PIPE_CAP_QUERY_TIMESTAMP:
case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
return 65536;
case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
- return 0;
- case PIPE_CAP_TGSI_TEXCOORD:
+ return 16;
case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
return 0;
case PIPE_CAP_MAX_VIEWPORTS:
- return 1;
+ return PIPE_MAX_VIEWPORTS;
case PIPE_CAP_ENDIANNESS:
return PIPE_ENDIAN_NATIVE;
case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ return 4;
case PIPE_CAP_TEXTURE_GATHER_SM5:
- case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
case PIPE_CAP_TEXTURE_QUERY_LOD:
- case PIPE_CAP_SAMPLE_SHADING:
- case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
+ return 1;
case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
- return 0;
+ return 1;
+ case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+ return 1;
+ case PIPE_CAP_SAMPLER_VIEW_TARGET:
+ return 1;
case PIPE_CAP_FAKE_SW_MSAA:
return 1;
case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
+ return -32;
case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
+ return 31;
+ case PIPE_CAP_DRAW_INDIRECT:
+ return 1;
+ case PIPE_CAP_QUERY_SO_OVERFLOW:
+ return 1;
+
+ case PIPE_CAP_VENDOR_ID:
+ return 0xFFFFFFFF;
+ case PIPE_CAP_DEVICE_ID:
+ return 0xFFFFFFFF;
+ case PIPE_CAP_ACCELERATED:
return 0;
+ case PIPE_CAP_VIDEO_MEMORY: {
+ /* XXX: Do we want to return the full amount fo system memory ? */
+ uint64_t system_memory;
+
+ if (!os_get_total_physical_memory(&system_memory))
+ return 0;
+
+ if (sizeof(void *) == 4)
+ /* Cap to 2 GB on 32 bits system. We do this because softpipe does
+ * eat application memory, which is quite limited on 32 bits. App
+ * shouldn't expect too much available memory. */
+ system_memory = MIN2(system_memory, 2048 << 20);
+
+ return (int)(system_memory >> 20);
+ }
+ case PIPE_CAP_UMA:
+ return 0;
+ case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
+ return 1;
+ case PIPE_CAP_CLIP_HALFZ:
+ case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
+ case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
+ return 1;
+ case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
+ case PIPE_CAP_CULL_DISTANCE:
+ case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
+ case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
+ return 1;
+ case PIPE_CAP_CLEAR_TEXTURE:
+ return 1;
+ case PIPE_CAP_MAX_VARYINGS:
+ return TGSI_EXEC_MAX_INPUT_ATTRIBS;
+ case PIPE_CAP_PCI_GROUP:
+ case PIPE_CAP_PCI_BUS:
+ case PIPE_CAP_PCI_DEVICE:
+ case PIPE_CAP_PCI_FUNCTION:
+ case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
+ return 0;
+ case PIPE_CAP_MAX_GS_INVOCATIONS:
+ return 32;
+ case PIPE_CAP_MAX_SHADER_BUFFER_SIZE:
+ return 1 << 27;
+ case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
+ return 4;
+ default:
+ return u_pipe_screen_get_param_defaults(screen, param);
}
- /* should only get here on unhandled cases */
- debug_printf("Unexpected PIPE_CAP %d query\n", param);
- return 0;
}
static int
-softpipe_get_shader_param(struct pipe_screen *screen, unsigned shader, enum pipe_shader_cap param)
+softpipe_get_shader_param(struct pipe_screen *screen,
+ enum pipe_shader_type shader,
+ enum pipe_shader_cap param)
{
struct softpipe_screen *sp_screen = softpipe_screen(screen);
switch(shader)
{
case PIPE_SHADER_FRAGMENT:
return tgsi_exec_get_shader_param(param);
+ case PIPE_SHADER_COMPUTE:
+ return tgsi_exec_get_shader_param(param);
case PIPE_SHADER_VERTEX:
case PIPE_SHADER_GEOMETRY:
- switch (param) {
- case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
- case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
- if (sp_screen->use_llvm)
- /* Softpipe doesn't yet know how to tell draw/llvm about textures */
- return 0;
- else
- return PIPE_MAX_SAMPLERS;
- default:
- if (sp_screen->use_llvm)
- return draw_get_shader_param(shader, param);
- else
- return draw_get_shader_param_no_llvm(shader, param);
- }
+ if (sp_screen->use_llvm)
+ return draw_get_shader_param(shader, param);
+ else
+ return draw_get_shader_param_no_llvm(shader, param);
default:
return 0;
}
return 16.0;
case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
return 16.0; /* arbitrary */
- case PIPE_CAPF_GUARD_BAND_LEFT:
- case PIPE_CAPF_GUARD_BAND_TOP:
- case PIPE_CAPF_GUARD_BAND_RIGHT:
- case PIPE_CAPF_GUARD_BAND_BOTTOM:
+ case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
+ return 0.0;
+ case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
+ return 0.0;
+ case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
return 0.0;
}
/* should only get here on unhandled cases */
* \param format the format to test
* \param type one of PIPE_TEXTURE, PIPE_SURFACE
*/
-static boolean
+static bool
softpipe_is_format_supported( struct pipe_screen *screen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned sample_count,
+ unsigned storage_sample_count,
unsigned bind)
{
struct sw_winsys *winsys = softpipe_screen(screen)->winsys;
target == PIPE_TEXTURE_CUBE ||
target == PIPE_TEXTURE_CUBE_ARRAY);
+ if (MAX2(1, sample_count) != MAX2(1, storage_sample_count))
+ return false;
+
format_desc = util_format_description(format);
if (!format_desc)
- return FALSE;
+ return false;
if (sample_count > 1)
- return FALSE;
+ return false;
if (bind & (PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED)) {
if(!winsys->is_displaytarget_format_supported(winsys, bind, format))
- return FALSE;
+ return false;
}
if (bind & PIPE_BIND_RENDER_TARGET) {
if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS)
- return FALSE;
+ return false;
/*
* Although possible, it is unnatural to render into compressed or YUV
* surfaces. So disable these here to avoid going into weird paths
- * inside the state trackers.
+ * inside gallium frontends.
*/
if (format_desc->block.width != 1 ||
format_desc->block.height != 1)
- return FALSE;
+ return false;
}
if (bind & PIPE_BIND_DEPTH_STENCIL) {
if (format_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
- return FALSE;
+ return false;
+ }
+
+ if (format_desc->layout == UTIL_FORMAT_LAYOUT_ASTC ||
+ format_desc->layout == UTIL_FORMAT_LAYOUT_ATC) {
+ /* Software decoding is not hooked up. */
+ return false;
}
+ if ((bind & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW)) &&
+ ((bind & PIPE_BIND_DISPLAY_TARGET) == 0) &&
+ target != PIPE_BUFFER) {
+ const struct util_format_description *desc =
+ util_format_description(format);
+ if (desc->nr_channels == 3 && desc->is_array) {
+ /* Don't support any 3-component formats for rendering/texturing
+ * since we don't support the corresponding 8-bit 3 channel UNORM
+ * formats. This allows us to support GL_ARB_copy_image between
+ * GL_RGB8 and GL_RGB8UI, for example. Otherwise, we may be asked to
+ * do a resource copy between PIPE_FORMAT_R8G8B8_UINT and
+ * PIPE_FORMAT_R8G8B8X8_UNORM, for example, which will not work
+ * (different bpp).
+ */
+ return false;
+ }
+ }
+
+ if (format_desc->layout == UTIL_FORMAT_LAYOUT_ETC &&
+ format != PIPE_FORMAT_ETC1_RGB8)
+ return false;
+
/*
* All other operations (sampling, transfer, etc).
*/
- if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) {
- return util_format_s3tc_enabled;
- }
-
/*
* Everything else should be supported by u_format.
*/
- return TRUE;
+ return true;
}
return os_time_get_nano();
}
+static int
+softpipe_get_compute_param(struct pipe_screen *_screen,
+ enum pipe_shader_ir ir_type,
+ enum pipe_compute_cap param,
+ void *ret)
+{
+ switch (param) {
+ case PIPE_COMPUTE_CAP_IR_TARGET:
+ return 0;
+ case PIPE_COMPUTE_CAP_MAX_GRID_SIZE:
+ if (ret) {
+ uint64_t *grid_size = ret;
+ grid_size[0] = 65535;
+ grid_size[1] = 65535;
+ grid_size[2] = 65535;
+ }
+ return 3 * sizeof(uint64_t) ;
+ case PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE:
+ if (ret) {
+ uint64_t *block_size = ret;
+ block_size[0] = 1024;
+ block_size[1] = 1024;
+ block_size[2] = 1024;
+ }
+ return 3 * sizeof(uint64_t);
+ case PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK:
+ if (ret) {
+ uint64_t *max_threads_per_block = ret;
+ *max_threads_per_block = 1024;
+ }
+ return sizeof(uint64_t);
+ case PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE:
+ if (ret) {
+ uint64_t *max_local_size = ret;
+ *max_local_size = 32768;
+ }
+ return sizeof(uint64_t);
+ case PIPE_COMPUTE_CAP_GRID_DIMENSION:
+ case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE:
+ case PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE:
+ case PIPE_COMPUTE_CAP_MAX_INPUT_SIZE:
+ case PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE:
+ case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY:
+ case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS:
+ case PIPE_COMPUTE_CAP_IMAGES_SUPPORTED:
+ case PIPE_COMPUTE_CAP_SUBGROUP_SIZE:
+ case PIPE_COMPUTE_CAP_ADDRESS_BITS:
+ case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK:
+ break;
+ }
+ return 0;
+}
+
/**
* Create a new pipe_screen object
* Note: we're not presently subclassing pipe_screen (no softpipe_screen).
if (!screen)
return NULL;
+ sp_debug = debug_get_option_sp_debug();
+
screen->winsys = winsys;
screen->base.destroy = softpipe_destroy_screen;
screen->base.get_name = softpipe_get_name;
screen->base.get_vendor = softpipe_get_vendor;
+ screen->base.get_device_vendor = softpipe_get_vendor; // TODO should be the CPU vendor
screen->base.get_param = softpipe_get_param;
screen->base.get_shader_param = softpipe_get_shader_param;
screen->base.get_paramf = softpipe_get_paramf;
screen->base.is_format_supported = softpipe_is_format_supported;
screen->base.context_create = softpipe_create_context;
screen->base.flush_frontbuffer = softpipe_flush_frontbuffer;
-
- screen->use_llvm = debug_get_option_use_llvm();
-
- util_format_s3tc_init();
+ screen->base.get_compute_param = softpipe_get_compute_param;
+ screen->use_llvm = sp_debug & SP_DBG_USE_LLVM;
softpipe_init_screen_texture_funcs(&screen->base);
softpipe_init_screen_fence_funcs(&screen->base);